Also the added value from developing the lot is more in the vacant part than in the already built portion.If we do have to sell the whole parcel, another option could be a performance bond and a lien on the property.Looking up pros and cons of performance bonds, this interesting article comes uphttps://www.lauriebrennan.com/blog/to-bond-or-not-to-bond-th... 

Not many private folks are going to lend that kind of money to stay in a 2nd position.  

I learned partnership with smart people can speed up a positive outcome.

Your remarks indicate a position - like maybe you run it.

Lots of nuances enter in, and details matter, but yours at $1799.00 is most likely in the sweet spot and should see success if everything is positioned correctly. 

I work in both markets, as I am positioned between them.

The financing options I have seen that make the most sense are Construction to Permanent Loans, but researching all of the different loan options has my head spinning.

In exchange for the time you spend on this, you will get to save the fee you would pay in option 2 or 3.

Since then the company which provided the solo 401k was acquired, rules changed so that now (in 2023) what companies offer this option?

Looking for help on what percentages should be for expenses at this scale and any creative financing options?